AI Industry Pivots From Chat to Autonomous Agents as Execution Era Begins

Multiple simultaneous releases of agent-focused models (Claude Code/Co-Work, GPT-5.4, coding agents) signal industry-wide shift from conversational AI to autonomous task execution. GitHub's declaration that "AI as text is over" reflects broader transition to AI systems that act rather than respond, with predictions of vertical SaaS collapse as personalized AI platforms replace specialized software.